, 2012, Colours and sounds: The field of visual and auditory consciousness, in D. Zahavi (ed.), The Oxford handbook of contemporary phenomenology, Oxford, Oxford University Press, pp. 158-176.
, 2005, 'Space and color: toward an ecological phenomenology', Continental Philosophy Review 38 (1-2), 1-17.
, 1999, The indeterminacy of images: an approach to a phenomenology of the imagination, in B. C. Hopkins (ed.), Phenomenology, Dordrecht, Springer, pp. 169-183.
, 1998a, 'Colors in the life-world', Continental Philosophy Review 31 (3), 293-305.
, 1998b, Colors in the life-world, in A. Steinbock (ed.), Phenomenology in Japan, Dordrecht, Springer, pp. 69-81.
, 1987, 'Wissenschaft, technik, lebenswelt', Husserl Studies 4 (3), 193-208.
, 1984a, Wahrnehmung und Lebenswelt, in Y. Nitta (Hrsg.), Japanische Beiträge zur Phänomenologie, Freiburg-München, Alber, pp. 273-317.